1 #include "stdafx.h" 2 #include <string> 3 #include <iostream> 4 using namespace std; 5 int _tmain(int argc, _TCHAR* argv[]) 6 { 7 string s="352225198807081013.10086.777.505"; 8 int pos = s.find_last_of(".");//string查找操作 9 string s1 = s.substr(pos+1,3);//截取操作 10 cout<<"I can say: "<<s1.c_str()<<endl; 11 12 return 0; 13 }